?????????????????, ?????????????????, ??????????????5kW – DKPP1-4020AB 4P 20AAC21AC23A 415V: 20A: 5.5kW 1NO+1NC DKPP1-4032AB 4P 32AAC21AC23A 415V: 32A: 11kW 1NO+1NC DKPP3-4040AB 4P 40AAC21AC23A…S? d?ng cho h? th?ng ?i?n h? th? khi ngu?n c?p ph? t?i b? gián ?o?n B? chuy?n m?ch t? ??ng, giám sát và chuy?n ??i gi?a hai ngu?n ?i?n Chuy?n m?ch 3